Animals with large chins Chin is the forward pointing part of the lower jawbone that protrudes below the mouth. It’s different from just having a jaw, it’s a bony projection at the bottom of the face, a few animals have true chins, humans are unique among them. 1.  Animals with large chin  1.  Male Orangutans Large throat sac flange  below the chin not a  bony chin  but gives a massive lower-jaw appearance used to amplify vocal calls.  2.  Mandrills  and  Baboons Mandrills and Baboons have prominent lower jaw and  fleshy chin area , their muzzles project outward giving a  chin heavy look  colorful and expressive lower face.  3.  Bulldogs and Boxers Bulldogs  and  Boxes  undershot jaw lower jaw sticks out, looks like a pronounced, muscular chin visible when they rest.  4.  Goats Bearded Males Goats Beards hanging  from the chin area make it look large sometimes used in dominance displ...